diff options
author | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2006-09-23 14:34:10 +0200 |
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committer | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2006-09-23 14:34:10 +0200 |
commit | 919251758195919ae3568021bc221e4f8c4b20eb (patch) | |
tree | 81137a037ff8e6c91cc8de72d568275605c653c5 /drivers/infiniband/hw/amso1100/c2_vq.h | |
parent | c394f1eafef61c6666f5876afde6110a276c4c9f (diff) | |
parent | 3eeab61aa3ddd3c0bedb7449ada1599de22fdb5a (diff) |
Merge branch 'mainline' into upstream-linus
Diffstat (limited to 'drivers/infiniband/hw/amso1100/c2_vq.h')
-rw-r--r-- | drivers/infiniband/hw/amso1100/c2_vq.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/amso1100/c2_vq.h b/drivers/infiniband/hw/amso1100/c2_vq.h new file mode 100644 index 00000000000..33805627a60 --- /dev/null +++ b/drivers/infiniband/hw/amso1100/c2_vq.h @@ -0,0 +1,63 @@ +/* + * Copyright (c) 2005 Ammasso, Inc. All rights reserved. + * Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef _C2_VQ_H_ +#define _C2_VQ_H_ +#include <linux/sched.h> +#include "c2.h" +#include "c2_wr.h" +#include "c2_provider.h" + +struct c2_vq_req { + u64 reply_msg; /* ptr to reply msg */ + wait_queue_head_t wait_object; /* wait object for vq reqs */ + atomic_t reply_ready; /* set when reply is ready */ + atomic_t refcnt; /* used to cancel WRs... */ + int event; + struct iw_cm_id *cm_id; + struct c2_qp *qp; +}; + +extern int vq_init(struct c2_dev *c2dev); +extern void vq_term(struct c2_dev *c2dev); + +extern struct c2_vq_req *vq_req_alloc(struct c2_dev *c2dev); +extern void vq_req_free(struct c2_dev *c2dev, struct c2_vq_req *req); +extern void vq_req_get(struct c2_dev *c2dev, struct c2_vq_req *req); +extern void vq_req_put(struct c2_dev *c2dev, struct c2_vq_req *req); +extern int vq_send_wr(struct c2_dev *c2dev, union c2wr * wr); + +extern void *vq_repbuf_alloc(struct c2_dev *c2dev); +extern void vq_repbuf_free(struct c2_dev *c2dev, void *reply); + +extern int vq_wait_for_reply(struct c2_dev *c2dev, struct c2_vq_req *req); +#endif /* _C2_VQ_H_ */ |